function fcDownload(pFile) {
  var url = './class/classDownload.php?f='+ pFile;
  window.open(url, 'Download');
}

function displaySubs(the_sub) {
    
    if (document.getElementById(the_sub).style.display == "") {
  	   document.getElementById(the_sub).style.display = "none";
       return
    }
    for (i=0;i<50;i++){
  	   if(document.getElementById('sub'+ i)) {
           var my_sub = document.getElementById('sub'+ i);
      	   my_sub.style.display = "none";
       }
  	}
    document.getElementById(the_sub).style.display = "";
}